CVE-2020-35556
An issue was discovered in Acronis Cyber Protect before 15 Update 1 build 26172. Because the...
An issue was discovered in Acronis Cyber Protect before 15 Update 1 build 26172. Because the local notification service misconfigures CORS, information disclosure can occur.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in Acronis Cyber Protect before 15 Update 1 build 26172. Because the local notification service misconfigures CORS, information disclosure can occur.
- Record
CVE-2020-35556- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Updated
- 2026-11-02
CVE ListNo score
An issue was discovered in Acronis Cyber Protect before 15 Update 1 build 26172. Because the local notification service misconfigures CORS, information disclosure can occur.
- Record
CVE-2020-35556- Updated
- 2026-11-02
EUVDEUVD-2020-23223No score
An issue was discovered in Acronis Cyber Protect before 15 Update 1 build 26172. Because the local notification service misconfigures CORS, information disclosure can occur.
- Record
EUVD-2020-23223- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w8ww-rjx9-2r6hNo score
An issue was discovered in Acronis Cyber Protect before 15 Update 1 build 26172. Because the...
An issue was discovered in Acronis Cyber Protect before 15 Update 1 build 26172. Because the local notification service misconfigures CORS, information disclosure can occur.
- Record
GHSA-w8ww-rjx9-2r6h- Weakness
- CWE-346
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-35556 is a high vulnerability (CVSS 7.5) in Acronis Cyber Protect, published February 22, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.06%, the 65th percentile. No source names a fixed version.